Walker, P., Giles, J., & Griffiths, P. (1988). Viral infection, human papillomavirus DNA, and cervical neoplasia.
Chicago Style aipamenaWalker, Patrick, John Giles, and Paul Griffiths. Viral Infection, Human Papillomavirus DNA, and Cervical Neoplasia. 1988.
MLA aipamenaWalker, Patrick, John Giles, and Paul Griffiths. Viral Infection, Human Papillomavirus DNA, and Cervical Neoplasia. 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.